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Bentonite for Pipe Jacking

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  • Bentonite for Pipe Jacking

Technical standards of Bentonite for Pipe Jacking

Refer to GB/T5005-2010 <Specification for Drilling Fluid Materials >and OCMA standards.

Item
Texinyang Bentonite IndexOCMA Standards
Viscosity600r/min≥50≥30
Yield value/plastic viscosity≤3≤3
filtration loss/cm3
≤12≤16
75μm screen remaining/%(m/m)≤2.5≤2.5
Moisture/% (m/m)≤11≤13


Product features: with good lubricity ,cohesion,thickening and gelling.well wall protection and seepage prevention.

Product application:suitable for pipe jacking, directional crossing, trenchless and other engineering projects.